RAPP Institutional Ownership
Who owns Rapport Therapeutics, Inc. and what the big funds did with it last quarter, from every SEC 13F filing. 161 funds reported holding RAPP at Jun 30, 2026, together owning 106.9% of the company.
- ▲82 buying vs 58 selling
- ▼Held by funds -2.5 pts
- ▲Funds holding +14
- ▼Superinvestors: 1 added, 2 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 161 | 147 | +9.5% |
| In funds' top 10 | 7 | 6 | +16.7% |
| 13F shares | 51.3M | 52.5M | −2.3% |
| Held by funds | 106.9% | 109.4% | −2.5 pts |
| New positions | 26 | 23 | +13.0% |
| Increased | 56 | 52 | +7.7% |
| Reduced | 46 | 35 | +31.4% |
| Sold out | 12 | 24 | −50.0% |
| Calls (shares) | 0 | 0 | – |
| Puts (shares) | 0 | 0 | – |
| Put/call ratio | – | – | – |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in RAPP
All superinvestors →
Who owns RAPP
share of fund held shares- Index and passive funds14.4%
- Active managers and hedge funds76.2%
- Banks and brokers9.0%
- Pensions, insurers and other0.3%
The top 10 holders own 65.7% of all RAPP shares that funds reported. Groups are our own grouping of filers by name.
Filed so far for Q3 2026
29 funds changed their position- Sigma Planning CorpNew+30K sh
- Ellsworth Advisors, LLCSold out−25K sh
- Profund Advisors LLCAdded+27K sh
- Y-Intercept (Hong Kong) LtdSold out−19K sh
- PSP Research LLCSold out−14K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Fmr LLC | 14.95% | 7.2M | $299M | +3,955 |
| 2 | Trv GP V, LLC | 13.09% | 6.3M | $262M | −855K |
| 3 | ARCH Venture Management, LLC | 7.77% | 3.7M | $155M | 0 |
| 4 | Capital International Investors | 6.09% | 2.9M | $122M | −176K |
| 5 | Goldman Sachs Group Inc | 6.07% | 2.9M | $121M | −32K |
| 6 | BlackRock, Inc. | 5.63% | 2.7M | $113M | +194K |
| 7 | Cormorant Asset Management, LP | 5.54% | 2.7M | $111M | −300K |
| 8 | Sofinnova Investments, Inc. | 3.97% | 1.9M | $79.4M | 0 |
| 9 | Johnson & Johnson | 3.72% | 1.8M | $74.4M | 0 |
| 10 | Polar Capital Holdings Plc | 3.35% | 1.6M | $67M | −34K |
- Algert Global LLC+224K sh+$9.3M
- BlackRock, Inc.+194K sh+$8.1M
- Candriam S.C.A.+162K sh+$6.7M
- Dimensional Fund Advisors LP+138K sh+$5.7M
- Morgan Stanley+132K sh+$5.5M
- Perceptive Advisors LLC+99K sh+$4.1M
- Woodline Partners LP+98K sh+$4.1M
- Walleye Capital LLC+91K sh+$3.8M
- Trv GP V, LLC−855K sh−$35.6M
- Vestal Point Capital, LP−706K sh−$29.4M
- Cormorant Asset Management, LP−300K sh−$12.5M
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME−275K sh−$11.5M
- T. Rowe Price Investment Management, Inc.−227K sh−$9.5M
- Capital International Investors−176K sh−$7.3M
- Millennium Management LLC−165K sh−$6.9M
- Freestone Grove Partners LP−128K sh−$4M
RAPP institutional ownership FAQ
Who owns the most RAPP stock?
In Q2 2026 13F filings the largest holder of RAPP was Fmr LLC, followed by Trv GP V, LLC and ARCH Venture Management, LLC. Index fund managers are usually the biggest holders of large companies.
What percentage of RAPP is owned by institutions?
Funds that file 13F reports held 106.9% of RAPP's shares at Jun 30, 2026, compared with 109.4% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying RAPP?
In Q2 2026, 82 funds bought RAPP (26 of them new positions) and 58 sold (12 sold out completely). Among well known investors, 1 added and 2 cut. Our fund sentiment for RAPP is neutral.
What is RAPP's institutional put/call ratio?
Too few option positions were reported for a meaningful ratio.
How current is this RAPP ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.